GB2245443B - Signal digitiser - Google Patents

Signal digitiser

Info

Publication number
GB2245443B
GB2245443B GB9013949A GB9013949A GB2245443B GB 2245443 B GB2245443 B GB 2245443B GB 9013949 A GB9013949 A GB 9013949A GB 9013949 A GB9013949 A GB 9013949A GB 2245443 B GB2245443 B GB 2245443B
Authority
GB
United Kingdom
Prior art keywords
digitiser
signal
signal digitiser
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9013949A
Other versions
GB2245443A (en
GB9013949D0 (en
Inventor
Robert Nicholas Alcock
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electronics UK Ltd
EMI Group Electronics Ltd
Original Assignee
Thorn EMI Electronics Ltd
Philips Electronic and Associated Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thorn EMI Electronics Ltd, Philips Electronic and Associated Industries Ltd filed Critical Thorn EMI Electronics Ltd
Priority to GB9013949A priority Critical patent/GB2245443B/en
Publication of GB9013949D0 publication Critical patent/GB9013949D0/en
Publication of GB2245443A publication Critical patent/GB2245443A/en
Application granted granted Critical
Publication of GB2245443B publication Critical patent/GB2245443B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/001—Volume compression or expansion in amplifiers without controlling loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/186—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedforward mode, i.e. by determining the range to be selected directly from the input signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
    • H04N25/78—Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Control Of Amplification And Gain Control (AREA)
GB9013949A 1990-06-22 1990-06-22 Signal digitiser Expired - Fee Related GB2245443B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9013949A GB2245443B (en) 1990-06-22 1990-06-22 Signal digitiser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9013949A GB2245443B (en) 1990-06-22 1990-06-22 Signal digitiser

Publications (3)

Publication Number Publication Date
GB9013949D0 GB9013949D0 (en) 1991-07-10
GB2245443A GB2245443A (en) 1992-01-02
GB2245443B true GB2245443B (en) 1994-05-25

Family

ID=10678043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9013949A Expired - Fee Related GB2245443B (en) 1990-06-22 1990-06-22 Signal digitiser

Country Status (1)

Country Link
GB (1) GB2245443B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011082915A1 (en) * 2011-09-19 2013-03-21 Rohde & Schwarz Gmbh & Co. Kg Method for measuring signals using analog/digital converter connected with adjustable attenuator, involves performing variable attenuation of attenuator so that maximum amplitude of signals correspond to reference level of converter

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1348277A (en) * 1970-03-12 1974-03-13 Philips Electronic Associated Pulse code modulation transmitter
GB2005501A (en) * 1977-09-14 1979-04-19 Gretag Ag Analogue to digital conversion system
GB1590031A (en) * 1977-11-10 1981-05-28 Texaco Development Corp Means and method for recording seismic signals
WO1987001886A1 (en) * 1985-09-16 1987-03-26 Renishaw Plc Analogue-to-digital conversion apparatus
US4739307A (en) * 1984-01-31 1988-04-19 Analogic Corporation Multichannel predictive gain amplifier system
EP0325499A1 (en) * 1988-01-21 1989-07-26 Institut Français du Pétrole Acquisition device for digitizing high dynamic signals

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1348277A (en) * 1970-03-12 1974-03-13 Philips Electronic Associated Pulse code modulation transmitter
GB2005501A (en) * 1977-09-14 1979-04-19 Gretag Ag Analogue to digital conversion system
GB1590031A (en) * 1977-11-10 1981-05-28 Texaco Development Corp Means and method for recording seismic signals
US4739307A (en) * 1984-01-31 1988-04-19 Analogic Corporation Multichannel predictive gain amplifier system
WO1987001886A1 (en) * 1985-09-16 1987-03-26 Renishaw Plc Analogue-to-digital conversion apparatus
EP0325499A1 (en) * 1988-01-21 1989-07-26 Institut Français du Pétrole Acquisition device for digitizing high dynamic signals

Also Published As

Publication number Publication date
GB2245443A (en) 1992-01-02
GB9013949D0 (en) 1991-07-10

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070622